Uses of Class
org.apache.ignite.ml.tree.data.TreeDataIndex

Packages that use TreeDataIndex

Package	Description
org.apache.ignite.ml.tree.data	Contains data and data builder required for decision tree trainers built on top of partition based dataset.
org.apache.ignite.ml.tree.impurity	Root package for decision tree impurity measures and calculators.

Uses of TreeDataIndex in org.apache.ignite.ml.tree.data

Methods in org.apache.ignite.ml.tree.data that return TreeDataIndex

Modifier and Type	Method and Description
TreeDataIndex	DecisionTreeData.createIndexByFilter(int depth, TreeFilter filter) Builds index in according to current tree depth and cached indexes in upper levels.
TreeDataIndex	TreeDataIndex.filter(TreeFilter filter) Creates projection of current index in according to TreeFilter.

Uses of TreeDataIndex in org.apache.ignite.ml.tree.impurity

Methods in org.apache.ignite.ml.tree.impurity with parameters of type TreeDataIndex

Modifier and Type	Method and Description
protected int	ImpurityMeasureCalculator.columnsCount(DecisionTreeData data, TreeDataIndex idx) Returns columns count in current dataset.
protected double	ImpurityMeasureCalculator.getFeatureValue(DecisionTreeData data, TreeDataIndex idx, int featureId, int k) Returns feature value in according to kth order statistic.
protected Vector	ImpurityMeasureCalculator.getFeatureValues(DecisionTreeData data, TreeDataIndex idx, int featureId, int k)
protected double	ImpurityMeasureCalculator.getLabelValue(DecisionTreeData data, TreeDataIndex idx, int featureId, int k) Returns label value in according to kth order statistic.
protected int	ImpurityMeasureCalculator.rowsCount(DecisionTreeData data, TreeDataIndex idx) Returns rows count in current dataset.